var colors = require('colors');
var CheerHelper = {
	log: function(msg, param) {
		if (!param)
			console.log((new Date().format('yyyy-MM-dd hh:mm:ss') + ' [' + msg + ']').green);
		else
			console.log((new Date().format('yyyy-MM-dd hh:mm:ss') + ' [' + msg + ']').green, param);
	}
}
exports.CheerHelper = CheerHelper;

//日期格式化
Date.prototype.format = function(format) {
	var o = {
		"M+": this.getMonth() + 1, //month 
		"d+": this.getDate(), //day 
		"h+": this.getHours(), //hour 
		"m+": this.getMinutes(), //minute 
		"s+": this.getSeconds(), //second 
		"q+": Math.floor((this.getMonth() + 3) / 3), //quarter 
		"S": this.getMilliseconds() //millisecond 
	}

	if (/(y+)/.test(format)) {
		format = format.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
	}

	for (var k in o) {
		if (new RegExp("(" + k + ")").test(format)) {
			format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k] : ("00" + o[k]).substr(("" + o[k]).length));
		}
	}
	return format;
}